Forensic psychologists have a degree in psychology, they are experts in human behaviour and provide their expertise to courts to convict criminals, on the other hand forensic psychiatrists have a degree in medicine, they can prescribe medicine and also evaluate mental condition of criminals.
Main difference is psychologists do therapy and psychiatrists prescribe medication. Both can and do perform evals and do expert testimony
Forensic psychologists have a degree in psychology, they are experts in human behaviour and provide their expertise to courts to convict criminals, on the other hand forensic psychiatrists have a degree in medicine, they can prescribe medicine and also evaluate mental condition of criminals.